StadiumStadion Ostrołęka
| Current capacity of the stadium |
| Standing | 19 200 |
| Seats | 12 000 |
| Tribune | 7 200 |
| Seats for sponsors | 200 |
| Fans attended |
| 25. 4. 2026 | Ostrołęka-Chorzele | 4 395 |
| 20. 4. 2026 | Ostrołęka-Uroża | 4 305 |
| 16. 4. 2026 | Ostrołęka-Błonie | 4 784 |
| 9. 4. 2026 | Ostrołęka-Ulanów | 4 886 |
| 4. 4. 2026 | Ostrołęka-Kizielewszczyzna | 4 123 |
| 30. 3. 2026 | Ostrołęka-Dębno | 4 132 |
| 26. 3. 2026 | Ostrołęka-Rychtal | 4 620 |
| 25. 3. 2026 | Ostrołęka-Dębno | 5 144 |
| 21. 3. 2026 | Ostrołęka-Strzelin | 6 761 |